CN101571083B - Novel electronic control carburetor electromagnetic valve - Google Patents
Novel electronic control carburetor electromagnetic valve Download PDFInfo
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- CN101571083B CN101571083B CN2009101077921A CN200910107792A CN101571083B CN 101571083 B CN101571083 B CN 101571083B CN 2009101077921 A CN2009101077921 A CN 2009101077921A CN 200910107792 A CN200910107792 A CN 200910107792A CN 101571083 B CN101571083 B CN 101571083B
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- electromagnetic valve
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- soft iron
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Abstract
The invention provides a novel air flow control electromagnetic valve, namely, an electronic control carburetor electromagnetic valve, in a novel electronic control integral system of motor vehicle carburetor which can achieve the emission standard of Europe III. The outstanding feature of the electromagnetic valve is beautiful in appearance, remarkable shrinkage in size, convenient in mounting, high in sensitivity and fast in response speed, good in sealability, high in reliability; in addition the electromagnetic valve has obviously reduced working noise and has no general connection parts, and all the parts are connected by means of mutual embedding, welding and punching, and the electromagnetic valve is convenient to be added with an LED indicating lamp. The main parts of electromagnetic valve are: a drive coil and a frame (provided with a seal ring) thereof, a movable iron core and a seal ring thereof, a fixed iron core and a rubber gasket thereof, a soft iron shell, a soft iron gasket, a signal input wire, a resetting spring, a relevant connection wire and the like; if the LED indicating lamp is required to be mounted, a flexible circuit board, a patch light-emitting diode LED, a patch resistance and the like are further provided.
Description
Technical field
The present invention relates to a kind of technical field of electric controlled gas-compensation system device of motor vehicle engine, refer in particular to a kind of structure indoor outer application, that employing is new and air-flow control electromagnetic valve of Placement of being suitable for.
Background technique
In the electric controlled energy saving clarification system in automobile and motorcycle (or claiming the electronics gas-compensation system device), the tonifying Qi solenoid valve is the power unit of core, in the working principle block diagram of accompanying drawing 5 primary electrons control gas-compensation system device, the suction tude of the valve seat of tonifying Qi solenoid valve connects air-strainer, steam outlet pipe is communicated with the closure between Carburetor and the motor, the signal input line of solenoid valve connects controller ECU, controller ECU in this system is to tonifying Qi solenoid valve output control signal, control electromagnetic valve is opened, the dutycycle of shut-in time, realize entering replenishing and regulation and control of engine air capacity by solenoid valve thus, that is to say that the mixed gas concentration that automobile or motorcycle are provided controls, make motor realize good burning, make the higher efficient work of catalytic converter that is installed in outlet pipe, thereby effectively reduce oil consumption and reduce noxious emission.
Because electronic controller ECU sends the control command of open and close duty ratio of time to solenoid valve, thereby requires solenoid valve that very high frequency of okperation and speed of response will be arranged along with the operation of motor changes in good time, require lower operational noise again.And at present, the Placement of solenoid valve in system and the structure and the Placement of solenoid valve inside of the former preparation of this automatical control system device, how to be convenient to mass production for this product, further improve reliability, aspects such as reduction noise are desirable not enough, and need corresponding the connection and fastening accessory when it produces assembling, increased installation and manufacture cost.In addition because LED light is installed in the inconvenience of the solenoid valve of the former preparation of this control gear, thereby be difficult for whether discerning solenoid valve intuitively in proper functioning and operation.
Summary of the invention
Purpose of the present invention is exactly to provide a brand-new electric control integrated system of carburetor and corresponding brand-new air-flow control electromagnetic valve at primary electron control gas-compensation system device and original air-flow control electromagnetic valve above shortcomings part.This system visible Fig. 1 electric control integrated system of carburetor schematic representation, this electric control integrated system of carburetor can make motorcycle reach Europe three above emission standards, and has discussed in another piece patent of invention and illustrated.This system has two solenoid valves, and one is the tonifying Qi solenoid valve, or claims duty solenoids, is installed in the newly-increased auxiliary port of Carburetor on the valve base, referring to novel Carburetor of Fig. 2 and the integrated schematic representation of electronic control carburetor electromagnetic valve.The function of tonifying Qi solenoid valve is to replenish and regulate and control entering engine air capacity, that is to say that the mixed gas concentration that automobile or motorcycle are provided controls, so that motor reaches comparatively ideal air fuel ratio.Another is the desorption solenoid valve, and the suction port of desorption solenoid valve is connected with the desorption mouth of canister in the EVAP Evaporative System, and the air outlet is connected with carburetor inlet (entering combustion chamber side).The function of desorption solenoid valve is the application of being convenient to fuel evaporation control system desorption function.The air-flow control electromagnetic valve of primary electron control gas-compensation system device, we also claim the tonifying Qi solenoid valve of external hanging type, the air-flow control electromagnetic valve (duty solenoids) of new electric control integrated system of carburetor, we also claim built-in tonifying Qi solenoid valve.Below, we are referred to as this built-in tonifying Qi solenoid valve: electronic control carburetor electromagnetic valve.
Tonifying Qi solenoid valve with respect to external hanging type, the electronic control carburetor electromagnetic valve outstanding feature is attractive in appearance, and volume and size are significantly dwindled, and is convenient to install, highly sensitive fast with speed of response, can reduce the discharging of harmful gas and material, save fuel oil, good seal performance, high and the obvious operating noise that reduces of reliability, without any general or special-purpose connection and secure component, the connection of its all parts all is to adopt mutually to embed, and the mode of welding and punching press is finished.This electromagnetic valve is owing to very be convenient to install LED light, and whether easier solenoid valve of discerning intuitively of people in normal operation, and can become the good attraction of motorcycle in selling.
Below described in detail.Electronic control carburetor electromagnetic valve critical piece of the present invention comprises: drive coil and skeleton thereof (band O-ring seal), moving iron core and O-ring seal thereof, fixed core and rubber washer thereof, the soft iron shell, the soft iron pad, signal input line, Returnning spring, and relevant connecting line etc., if the installation LED light then also should comprise printed wiring board, LED, resistance, electronic components such as diode.
Structural representation referring to Fig. 3 electronic control carburetor electromagnetic valve of the present invention.Drive wire bag 341, itself and signal input line are connected on the baffle plate 342 of coil frame one end, and are built in the chamber between soft iron shell 33 and the skeleton 34; One skeleton 34, it is hollow state, and the one end is embedded with O-ring seal 39; One fixed core (generally adopting anti-frustoconic shape) 35, rubber washer 352 is arranged at its bottom, and it plugs an end that is fixed on skeleton 34 hollow cavity axle center; One moving iron core (generally adopting bullet shaped) 37, its other end towards skeleton is connected with seal ring 372, and it is inserted in the other end in skeleton 34 hollow cavity axle center; Between the moving iron core 37 of two adjacent surfaces and fixed core 35, Returnning spring 353 is housed.One soft iron pad 36 is arranged at the bottom of the soft iron shell 33 of solenoid valve, after all parts welding, assembling, encapsulation are finished, the installation of soft iron shell 33, several bar shaped pin 331 by the one end utilize after the mode bending of punching press and an end of drive coil skeleton 34 is connected and fixed, pushed down fixed core 35 simultaneously, fixed its position in skeleton 34, shell has compressed the connecting end of signal input line 38 again simultaneously, guaranteeing that signal input line 38 is difficult for being pulled out by external force or being broken, and finish the overall installation of such solenoid valve simultaneously.
See also shown in the structural representation of Fig. 4 electronic control carburetor electromagnetic valve skeleton one end-stopping plate of the present invention, concentrate the parts that are distributed in coil rack one end-stopping plate to comprise: the connecting end of signal input line, the inlet wire of drive coil and the connecting end of outlet and relevant connecting line; If the installation LED light also should comprise the flexible print circuit board in the curve bath that embeds coil rack one end-stopping plate, patch light-emitting diode LED, paster electronic components such as Chip-R.After all the element welded and installed finishes, cover yellow glue or black glue or similar insulation-encapsulated glue so that insulation and encapsulation.After solenoid valve installed the soft iron shell, the window of patch light-emitting diode LED adopted the epoxy resin glue of clear, colorless to carry out a glue encapsulation.
See also another technological scheme shown in another structural representation of Fig. 6 electronic control carburetor electromagnetic valve skeleton one end-stopping plate of the present invention, concentrate the parts that are distributed in coil rack one end-stopping plate to comprise: the connecting end of signal input line, the inlet wire of drive coil and the connecting end of outlet and relevant connecting line; If the installation LED light perhaps also should comprise the printed wiring board (generally adopting in the drive fit mode embedded groove) in the groove that embeds coil rack one end-stopping plate, LED, electronic components such as resistance.After all the element welded and installed finishes, cover yellow glue or black glue or similar insulation-encapsulated glue so that insulation and encapsulation.After solenoid valve installed the soft iron shell, the window of LED adopted the epoxy resin glue of clear, colorless to carry out a glue encapsulation.
See also the another technological scheme shown in three schematic representation of Fig. 7 electronic control carburetor electromagnetic valve skeleton one end-stopping plate structure of the present invention, concentrate the parts that are distributed in coil rack one end-stopping plate to comprise: the connecting end of signal input line, the inlet wire of drive coil and the connecting end of outlet and relevant connecting line; If installation LED light, LED, resistance, electronic components such as diode directly embed in the curve bath of skeleton one end-stopping plate, one connecting end parallel connection of resistance one end and drive coil one connecting end and signal input line, one end parallel connection of one end of the resistance the other end and LED and diode, another connecting end of the other end of LED and signal input line and the other end parallel connection of diode, wherein the polarity that is connected with LED of diode is opposite.After all the element welded and installed finishes, all cover yellow glue or black glue or similar insulation-encapsulated glue.In this scheme, diode is protection LED, prevents that LED is subjected to the impact of backward voltage.2 technological schemes in front also can add diode.
Because solenoid valve is in when work, its moving iron core back and forth movement with wanting high-speed high frequency in the skeleton hollow cavity, thus require skeleton all to want hard wear resistant with material moving iron core, so the drive coil skeleton will adopt nylon to add glass fiber material.The content of glass is generally in the scope of 5%-40%.And the nitriding processing will be carried out in moving iron core surface, to increase the surface hardness of moving iron core.
The another one characteristics are: no valve seat part, the function of its valve seat part (air inlet outlet passageway and valve) has been integrated in the auxiliary port of the Carburetor in the automatically controlledization integrated system and the valve base has wherein gone.
Because the soft iron shell has adopted the soft iron form of sleeve, therefore possessed the soft iron external member of general solenoid valve employing or claimed the soft iron frame structure to assemble the function that strengthens field drives power, both save the soft iron external member or claimed the soft iron frame structure, had the function of product casing again.Remarkable like this volume and the size that has reduced solenoid valve.The soft iron shell is to utilize the mode of stretching and punching to make.
Core power unit-electronic control carburetor electromagnetic valve and Carburetor in this integrated automatical control system become one, and have improved the control accuracy and the speed of response of system, have further improved the reliability stability of system works, and beautiful shape is unified.An other outstanding feature is, be fixed on the electronic control carburetor electromagnetic valve on the novel Carburetor, when work, because its operating noise energy major part is absorbed by Carburetor and motorcycle body, thereby operating noise is very little, basically can't hear, have only to touch electronic control carburetor electromagnetic valve with hand and just can feel the beat rhythm of work of moving iron core in the valve.
Description of drawings
Fig. 1 electric control integrated system of carburetor schematic representation;
Novel Carburetor of Fig. 2 and the integrated schematic representation of electronic control carburetor electromagnetic valve;
The structural representation of Fig. 3 electronic control carburetor electromagnetic valve of the present invention;
The structural representation of Fig. 4 electronic control carburetor electromagnetic valve skeleton one end-stopping plate of the present invention;
The working principle block diagram of the former electric controlled gas-compensation system device of Fig. 5.
Another structural representation of Fig. 6 electronic control carburetor electromagnetic valve skeleton one end-stopping plate of the present invention
Three schematic representation of Fig. 7 electronic control carburetor electromagnetic valve skeleton one end-stopping plate structure of the present invention
Embodiment
See also shown in Fig. 1 electric control integrated system of carburetor schematic representation, 1 electronic controller (ECU) by signaling line respectively with electronic control carburetor electromagnetic valve 3, desorption solenoid valve 4, intake air temperature sensor 5, cylinder head temperature transducer 6, lambda sensor 7 connects; Be connected with magnetogenerator 8 by magnetogenerator line trigger signal 81.Electronic control carburetor electromagnetic valve 3 is fixed on the valve base 23 of Carburetor 2.The probe of intake air temperature sensor 5 is installed in the suction port of air-strainer 11.The probe of cylinder head temperature transducer 6 is installed in the cylinder head position of motor 9.The probe of lambda sensor 7 is installed on the relief opening of motor 9.
See also shown in novel Carburetor of Fig. 2 and the integrated schematic representation of electronic control carburetor electromagnetic valve, electronic control carburetor electromagnetic valve 3 is fixed in the newly-increased auxiliary port 22 of Carburetor 2 on the valve base 23, and the air outlet channel port in the auxiliary port 22 is provided with auxiliary valve 24.
See also shown in the structural representation of Fig. 3 electronic control carburetor electromagnetic valve of the present invention, electronic control carburetor electromagnetic valve 3 is by constituting with lower member: soft iron shell 33 (its bottom is embedded with a soft iron pad 36), the skeleton 34 outer drive wire bags 341 that twine of soft iron shell 33 built-in hollows, skeleton 34 1 ends are embedded with an O-ring seal 39, the fixed core 35 of the one end sleeve in skeleton 34 hollow cavity axle center is anti-garden platform shape, and the moving iron core 37 of axle center the other end sleeve is the bullet shape, in the spring groove established in the moving iron core 37 of two adjacent surfaces 371 and the Returnning spring 353 that is equipped with between anti-garden platform cavity 351 bottom gasket 352 of fixed core 35 indents, corresponding moving iron core 37 extends the seal ring 372 that be equipped with its end of port of skeleton 34.The 38th, the signal input line that drive wire bag 341 is connected with electronic controller (ECU) 1.
Seeing also shown in Figure 4ly, is the structural representation of electronic control carburetor electromagnetic valve skeleton one end-stopping plate of the present invention.
Seeing also shown in Figure 6ly, is another structural representation of electronic control carburetor electromagnetic valve skeleton one end-stopping plate of the present invention.
Seeing also shown in Figure 7ly, is three schematic representation of electronic control carburetor electromagnetic valve skeleton one end-stopping plate structure of the present invention.
It is as follows that the present invention produces the assembly process flow process:
1) finishes the coiling of drive coil.
2) moving iron core (band Returnning spring), fixed core (rubber washer is arranged at the bottom) successively inserts in the hollow cavity of the skeleton of being with drive coil.Moving iron core one end that extends skeleton embeds O-ring seal.
3) the concentrated connecting end that is distributed in the signal input line of skeleton one end-stopping plate, the inlet wire of drive coil and outlet terminal and relevant connecting line; If the installation LED light also should comprise the flexible print circuit board in the curve bath that embeds coil rack one end-stopping plate, patch light-emitting diode LED, paster electronic components such as Chip-R; Perhaps also should comprise in the groove that embeds skeleton one end-stopping plate printed wiring board, LED, electronic components such as resistance, note, the printed wiring board of a next scheme is the printed wiring board of hard, electronic component such as LED and resistance can be a paster, also can be direct insertion electronic component; Perhaps also should comprise the LED in the curve bath of direct embedding skeleton one end-stopping plate, resistance, electronic components such as diode; After all the element welded and installed finishes, all cover yellow glue or black glue or similar insulation-encapsulated glue so that insulation and encapsulation.
4) assemble the above-mentioned baffle plate that has skeleton one end of the components and parts bottom that faces the soft iron sleeve shell that has the soft iron pad, utilize several bar shaped pin of mode bending soft iron shell of punching press and an end of drive coil skeleton to be connected and fixed, finished the overall installation of solenoid valve.
5) if LED light is installed, the window of LED adopts the epoxy resin glue of clear, colorless to carry out a glue encapsulation.
Because 2 outlet terminals of drive coil are and have LED that the electronic circuit of electronic components such as resistance is in parallel, so solenoid valve even LED is burnt out, can not influence the normal operation of solenoid valve as when moving yet.The problem that will note is in addition, and the polarity of LED will be consistent with the polarity that central control unit ECU sends signal, and promptly the positive pole of LED will be to the positive pole of ECU signaling line, otherwise the LED lamp can be not bright, also burns out easily.As find that this problem will in time adjust.
Seeing also shown in Figure 5ly, is the working principle block diagram of former electric controlled gas-compensation system device.
The above only is preferred embodiment of the present invention, and all equalizations of being done according to claim scope of the present invention change and modify, and all should belong to the covering scope of claim of the present invention.
Claims (9)
1. novel electronic control carburetor electromagnetic valve that motor vehicle are general, critical piece comprises drive coil, skeleton and O-ring seal thereof, moving iron core and O-ring seal thereof, fixed core and rubber washer thereof, the soft iron shell, the soft iron pad, signal input line, Returnning spring, and relevant connecting line, it is characterized in that: the connection of its all parts all is to adopt mutually to embed, sleeve, the mode of welding and punching press is finished, do not adopt any general connected element and fastening piece, because described soft iron shell has adopted the soft iron form of sleeve, therefore possessed the soft iron external member of general solenoid valve employing or claimed the soft iron frame structure to assemble the function that strengthens field drives power, both save the soft iron external member or claimed the soft iron frame structure, the function that has product casing again, critical piece at described solenoid valve is finished assembling, welding, after the encapsulation, the installation of described soft iron shell, several bar shaped pin by the one end utilize after the mode bending of punching press and an end of described drive coil skeleton is connected and fixed, pushed down fixed core simultaneously, fixed its position in skeleton, shell has compressed the connecting end of signal input line again simultaneously, pulled out by external force or broken to guarantee that signal input line is difficult, and finish the overall installation of such solenoid valve simultaneously; Another feature is, described solenoid valve does not have the valve seat part, and its valve seat part is that the function of air inlet outlet passageway and valve has been integrated in the auxiliary port of the novel Carburetor in the automatically controlledization integrated system and the valve base wherein and has gone.
2. the general novel electronic control carburetor electromagnetic valve of motor vehicle according to claim 1 is characterized in that: described skeleton will adopt nylon to add glass fiber material, and the content of glass is in the scope of 5%-40%.
3. the general novel electronic control carburetor electromagnetic valve of motor vehicle according to claim 1, it is characterized in that: LED light is installed, and the flexible print circuit board that then will have patch light-emitting diode LED and Chip-R embeds in the curve bath of skeleton one end-stopping plate.
4. the general novel electronic control carburetor electromagnetic valve of motor vehicle according to claim 1 is characterized in that: LED light is installed, and the printed wiring board that then will have LED and resistance embeds in the groove of skeleton one end-stopping plate.
5. the general novel electronic control carburetor electromagnetic valve of motor vehicle according to claim 1, it is characterized in that: LED light is installed, then with LED, resistance and diode directly embed in the curve bath of skeleton one end-stopping plate, one connecting end parallel connection of resistance one end and drive coil one connecting end and signal input line, one end parallel connection of one end of the resistance the other end and LED and diode, another connecting end of the other end of LED and signal input line and the other end parallel connection of diode, wherein the polarity that is connected with LED of diode is opposite.
6. according to claim 1,3,4, the general novel electronic control carburetor electromagnetic valve of 5 described motor vehicle, it is characterized in that: the connecting end of concentrating the described signal input line that is distributed in described skeleton one end-stopping plate, the inlet wire of described drive coil and outlet terminal and relevant connecting line after all the element welded and installed finishes, all cover the insulation-encapsulated glue of yellow glue or black glue.
7. the general novel electronic control carburetor electromagnetic valve of motor vehicle according to claim 1 is characterized in that: described moving iron core is bullet type, and described fixed core is anti-truncated cone shape.
8. the general novel electronic control carburetor electromagnetic valve of motor vehicle according to claim 1 is characterized in that: described moving iron core surface will be carried out nitriding and be handled.
9. according to claim 1,3,4,5, the novel electronic control carburetor electromagnetic valve that described motor vehicle are general is characterized in that: LED light is installed, and the window of described LED adopts the epoxy resin glue of clear, colorless to carry out a glue encapsulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101077921A CN101571083B (en) | 2009-06-04 | 2009-06-04 | Novel electronic control carburetor electromagnetic valve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101077921A CN101571083B (en) | 2009-06-04 | 2009-06-04 | Novel electronic control carburetor electromagnetic valve |
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| Publication Number | Publication Date |
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| CN101571083A CN101571083A (en) | 2009-11-04 |
| CN101571083B true CN101571083B (en) | 2011-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101077921A Expired - Fee Related CN101571083B (en) | 2009-06-04 | 2009-06-04 | Novel electronic control carburetor electromagnetic valve |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003566A (en) * | 2010-11-11 | 2011-04-06 | 温伟光 | Novel electric control oiler electromagnetic valve and other improved structures for controlling gas flow electromagnetic valve |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5943997A (en) * | 1998-02-06 | 1999-08-31 | S&S Cycle, Inc. | Evaporative emissions control for carburetors |
| CN2542840Y (en) * | 2002-05-17 | 2003-04-02 | 温伟光 | Magnetic valve of electric control carburetor for motorcycle |
| CN1786452A (en) * | 2005-11-28 | 2006-06-14 | 温伟光 | Universal electromagnetic valve of electric controlled energy saving pulifier for motor vehicle |
| CN201029212Y (en) * | 2006-11-01 | 2008-02-27 | 张行标 | Permanent magnet generator |
-
2009
- 2009-06-04 CN CN2009101077921A patent/CN101571083B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5943997A (en) * | 1998-02-06 | 1999-08-31 | S&S Cycle, Inc. | Evaporative emissions control for carburetors |
| CN2542840Y (en) * | 2002-05-17 | 2003-04-02 | 温伟光 | Magnetic valve of electric control carburetor for motorcycle |
| CN1786452A (en) * | 2005-11-28 | 2006-06-14 | 温伟光 | Universal electromagnetic valve of electric controlled energy saving pulifier for motor vehicle |
| CN201029212Y (en) * | 2006-11-01 | 2008-02-27 | 张行标 | Permanent magnet generator |
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| CN101571083A (en) | 2009-11-04 |
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Granted publication date: 20110105 Termination date: 20160604 |